OpenTechnical

OT-2026-000082233

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000082233) never changes.

Identity and time

Publication numberOT-2026-000082233 · never reused
Internal UUID01a0ae97-4d94-7507-b421-e64eb797134f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082233
StatusPUBLIC

Content hashes

Canonical textc3e688015e6269548498f98c24cbbe24b9ff130dac7edc5da1b14d890ca9fcb3
Markdown1536faa03414cb8c304df8b5c57e9c2247b3b38a15f2adeed4eedda8141f9444
PDF
Publication page58dd64b63b460fe3e5eb7b44f3138e087d449815d2231a50eec593ce3ca3d6ba
Manifest5feeeb599ab1039fcd0d2b144250e9ff3157b7c5f69fe0c70a8f8e23f7b7c96f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureYaywwQS01itdGDgSBQ24nbE0AAJGLV+LSOr6zaiVLMineqW3S/3/q7eHP5S295fdswUaJJQzmtlp9D+Ue8i1Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:04.605831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082233
observed 58dd64b63b460fe3e5eb7b44f3138e08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.584730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082233/manifest.json
observed 5feeeb599ab1039fcd0d2b144250e9ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.566863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082233/publication.md
observed 1536faa03414cb8c304df8b5c57e9c22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.548579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082233/publication.txt
observed c3e688015e6269548498f98c24cbbe24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.